:root {
    --primary: #6366f1;
    --secondary: #a855f7;
    --dark: #0f172a;
    --light: #f8fafc;
    --primary-rgb: 99, 102, 241;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--dark) 0%, #1e293b 100%);
    color: var(--light);
    min-height: 100vh;
}

.glass-panel {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    padding: 1.5rem 5%;
    background: rgba(0, 0, 0, 0.3);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    /* Subtle shadow */
}

.brand {
    font-size: 2rem;
    /* Slightly larger */
    font-weight: 700;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    align-items: center;
    /* Vertically center links */
}

.nav-item {
    color: var(--light);
    text-decoration: none;
    margin-left: 1.5rem;
    /* Increased spacing */
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.nav-item:hover {
    color: rgba(255, 255, 255, 0.8);
}

.main-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.generator-section {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2rem;
    margin-top: 2rem;
}

.prompt-box {
    position: relative;
    margin-bottom: 1.5rem;
}

.prompt-input {
    width: 100%;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: white;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.generate-btn {
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: transform 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.generate-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.settings-panel {
    display: grid;
    gap: 1rem;
}

.option-group {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
}

.option-group h3 {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.model-select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    color: var(--light);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    appearance: none;
    /* Remove default arrow */
    -webkit-appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem top 50%;
    background-size: 1rem;
    transition: border-color 0.3s ease;
}

.model-select:hover {
    border-color: rgba(255, 255, 255, 0.3);
}

.model-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(var(--primary-rgb), 0.2);
    /* Assuming you want to define --primary-rgb */
}

/* Optional: Style the options within the select (some browsers may limit styling) */
.model-select option {
    background-color: #1e293b;
    /* Match the darker background */
    color: var(--light);
}

.gallery-section {
    margin-top: 3rem;
}

#generated-images {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.resolution-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    /* Two columns for label and input */
    gap: 0.5rem;
    /* Space between label and input */
    margin-bottom: 1rem;
}

.resolution-inputs label {
    font-size: 1rem;
    font-weight: 500;
    display: block;
    /* Ensure label takes full width */
    margin-bottom: 0.25rem;
    /* Space between label and input */
}

.resolution-inputs input[type="number"] {
    width: 100%;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    font-size: 1rem;
}

.preview-placeholder {
    width: 100%;
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px dashed rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
    overflow: hidden;
    position: relative;
    /* Required for absolute positioning of skeleton */
}

.preview-placeholder img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    /* Or cover, depending on desired behavior */
}

.resolution-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(0, 0, 0, 0.5);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .generator-section {
        grid-template-columns: 1fr;
    }

    .side-panel {
        order: -1;
        /* Move side panel above main panel on small screens */
    }

    .resolution-inputs {
        grid-template-columns: 1fr;
    }

    .resolution-inputs input[type="number"] {
        width: 100%;
    }
}

.generate-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Skeleton Loader Styles */
.skeleton-loader {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.05) 25%, rgba(255, 255, 255, 0.1) 50%, rgba(255, 255, 255, 0.05) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s linear infinite;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.2rem;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* Hide placeholder content when image is loading */
.preview-placeholder.loading #placeholder-text {
    display: none;
}
.footer {
    text-align: center;
    padding: 1rem 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
  }